package com.lxl.xm.mapper;

import com.lxl.xm.model.entity.StudentTask;
import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import org.apache.ibatis.annotations.Mapper;

/**
* @author 86135
* @description 针对表【student_task(学生任务参与表)】的数据库操作Mapper
* @createDate 2024-03-09 14:14:17
* @Entity com.lxl.model.entity.StudentTask
*/
@Mapper
public interface StudentTaskMapper extends BaseMapper<StudentTask> {

    Long countCompletedStudentsByTaskId(Long taskId);


}




